CN211203079U - Check valve convenient to adjust direction - Google Patents
Check valve convenient to adjust direction Download PDFInfo
- Publication number
- CN211203079U CN211203079U CN201921215126.5U CN201921215126U CN211203079U CN 211203079 U CN211203079 U CN 211203079U CN 201921215126 U CN201921215126 U CN 201921215126U CN 211203079 U CN211203079 U CN 211203079U
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- Prior art keywords
- gear
- valve
- check valve
- sides
- storehouse
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- Expired - Fee Related
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- 230000005540 biological transmission Effects 0.000 claims abstract description 24
- 239000002184 metal Substances 0.000 claims abstract description 20
- 238000005266 casting Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
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- Mechanically-Actuated Valves (AREA)
- Check Valves (AREA)
Abstract
The utility model discloses a check valve convenient to adjust direction relates to check valve technical field, has solved the problem that the non return direction of check valve is not convenient for adjust. A check valve convenient for adjusting direction comprises a ball valve shell, wherein a cylindrical metal block is arranged on the upper end face of the ball valve shell, a rotating wheel is arranged above the cylindrical metal block, a valve block rotating shaft is arranged in the ball valve shell, and semicircular valve blocks are fixedly arranged on two sides of the valve block rotating shaft; the inside of cylinder metal block is provided with the gear drive storehouse, the both sides of gear drive storehouse below all are provided with the sealed transmission storehouse of Y type, the master gear is installed to the intermediate position in gear drive storehouse, main pivot is installed to the inboard of master gear, drive gear is run through on the top of main pivot, drive gear is all installed to the both sides of master gear. The utility model discloses make and the pipe connection leakproofness good, and can conveniently adjust the direction of non return.
Description
Technical Field
The utility model relates to a check valve technical field specifically is a check valve convenient to adjust direction.
Background
With the rapid development of social economy, the use of check valve is more and more extensive, and the check valve refers to the opening and closing piece for circular valve clack and by self weight and medium pressure produce the action to block the valve that the medium refluence. It belongs to the automatic valve category, also called check valve, reflux valve or isolation valve. The valve clack motion mode is divided into lifting type and swing type. The lift check valve is similar in structure to the stop valve and only lacks a valve rod that drives the valve flap. The medium flows in from the inlet end (lower side) and flows out from the outlet end (upper side). The valve is opened when the inlet pressure is greater than the sum of the weight of the flap and its flow resistance. Otherwise, the valve is closed when the medium flows backwards. Swing check valves have a flap that is tilted and can pivot, and operate on a similar principle to lift check valves. The check valve is commonly used as a bottom valve of a water pumping device and can prevent the backflow of water. The check valve and the stop valve are combined for use, and the safety isolation effect can be achieved.
However, the check direction of the existing check valve is single, and the check direction needs to be changed, so that the operation is complicated; thus, the existing need is not met, for which we propose a check valve that facilitates adjustment of the direction.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a check valve convenient to adjust direction to the non return direction of the current check valve that proposes in solving above-mentioned background art all is single, needs complex operation scheduling problem when needs change non return direction.
In order to achieve the above object, the utility model provides a following technical scheme: a check valve convenient for adjusting direction comprises a ball valve shell, wherein a cylindrical metal block is arranged on the upper end face of the ball valve shell, a rotating wheel is arranged above the cylindrical metal block, a valve block rotating shaft is arranged in the ball valve shell, and semicircular valve blocks are fixedly arranged on two sides of the valve block rotating shaft;
the inside of cylinder metal block is provided with the gear drive storehouse, the both sides of gear drive storehouse below all are provided with the sealed transmission storehouse of Y type, the master gear is installed to the intermediate position in gear drive storehouse, the main pivot is installed to the inboard of master gear, drive gear is run through on the top of main pivot, drive gear is all installed to the both sides of master gear, the internally mounted in the sealed transmission storehouse of Y type has short lead screw, the stud cover is installed in the outside of short lead screw, the equal fixed mounting in both sides of stud cover surface has the right angle gag lever post.
Preferably, both sides of the ball valve shell are provided with connecting pipelines, and the surface of the top end of each connecting pipeline is fixedly provided with a rubber ring.
Preferably, the two ends of the rotating shaft of the valve block are connected with the ball valve shell through torsion springs, the top end of the short lead screw penetrates through the Y-shaped sealed transmission bin and extends to the inner side of the transmission gear, and the top end of the short lead screw is connected with the transmission gear through a flat key.
Preferably, the top end of the main rotating shaft is connected with the rotating wheel through a positioning pin.
Preferably, the stud sleeve and the right-angle limiting rod are of an integral casting structure.
Preferably, the thread directions of the two short lead screws are opposite.
Preferably, the outer surface on connecting tube top is provided with the draw-in groove, connecting tube passes through the draw-in groove with the rubber circle and is connected.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a rotate the runner and drive main shaft and master gear and rotate, thereby drive two drive gears and short screw rod and rotate, stud cover and right angle gag lever post are because of the rotation of short lead screw, stud cover and right angle gag lever post cooperation short lead screw thereby make stud cover and right angle gag lever post be linear motion along short screw rod, because of the screw thread opposite direction of two short lead screws, make the linear motion opposite direction of two sets of stud covers and right angle gag lever posts, when stud cover and a pair of right angle gag lever post move to the bottom of short screw rod, two right angle gag lever posts conveniently block two semicircle valve blocks, make this direction that right angle gag lever post stretched out can only advance and can not return, realize the change of two non return directions through the condition of two sets of stud covers and right angle gag lever posts;
2. the utility model discloses a torsion spring is all installed at the both ends of valve block pivot and is convenient to keep normal position state with two semicircle valve blocks, improves the leakproofness that the device connects through the rubber circle.
Drawings
Fig. 1 is a schematic overall structure diagram of the present invention;
FIG. 2 is a schematic structural view of the interior of the ball valve housing of the present invention;
FIG. 3 is a schematic view of the internal structure of the cylindrical metal block of the present invention;
fig. 4 is a schematic view of a partial structure of the present invention;
fig. 5 is a schematic view of a partial structure of the valve block rotating shaft of the present invention.
In the figure: 1. a rotating wheel; 2. a cylindrical metal block; 3. a ball valve housing; 4. a rubber ring; 5. connecting a pipeline; 6. a semicircular valve block; 7. a valve block rotating shaft; 8. a Y-shaped sealed transmission bin; 9. a short lead screw; 10. a right-angle limiting rod; 11. a gear transmission bin; 12. a transmission gear; 13. a main rotating shaft; 14. a main gear; 15. a stud sleeve; 16. a torsion spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 5, the present invention provides three embodiments:
the first embodiment is as follows: a check valve convenient for adjusting direction comprises a ball valve shell 3, wherein a cylindrical metal block 2 is arranged on the upper end face of the ball valve shell 3, a rotating wheel 1 is arranged above the cylindrical metal block 2, a valve block rotating shaft 7 is arranged in the ball valve shell 3, and semicircular valve blocks 6 are fixedly arranged on two sides of the valve block rotating shaft 7;
the inside of cylinder metal block 2 is provided with gear drive storehouse 11, the both sides of gear drive storehouse 11 below all are provided with the sealed transmission storehouse of Y type 8, master gear 14 is installed to the intermediate position of gear drive storehouse 11, main pivot 13 is installed to the inboard of master gear 14, drive gear 12 is run through on the top of main pivot 13, drive gear 12 is all installed to the both sides of master gear 14, the internally mounted of the sealed transmission storehouse of Y type 8 has short lead screw 9, stud cover 15 is installed in the outside of short lead screw 9, the equal fixed mounting in both sides of stud cover 15 surface has right angle gag lever post 10.
Example two: a check valve convenient for adjusting direction comprises a ball valve shell 3, wherein a cylindrical metal block 2 is arranged on the upper end face of the ball valve shell 3, a rotating wheel 1 is arranged above the cylindrical metal block 2, a valve block rotating shaft 7 is arranged in the ball valve shell 3, and semicircular valve blocks 6 are fixedly arranged on two sides of the valve block rotating shaft 7;
the inside of cylinder metal block 2 is provided with gear drive storehouse 11, the both sides of gear drive storehouse 11 below all are provided with the sealed transmission storehouse of Y type 8, master gear 14 is installed to the intermediate position of gear drive storehouse 11, main pivot 13 is installed to the inboard of master gear 14, drive gear 12 is run through on the top of main pivot 13, drive gear 12 is all installed to the both sides of master gear 14, the internally mounted of the sealed transmission storehouse of Y type 8 has short lead screw 9, stud cover 15 is installed in the outside of short lead screw 9, the equal fixed mounting in both sides of stud cover 15 surface has right angle gag lever post 10.
Further, the both sides of ball valve casing 3 all are provided with connecting tube 5, and the fixed surface on connecting tube 5 top installs rubber circle 4.
Example three: a check valve convenient for adjusting direction comprises a ball valve shell 3, wherein a cylindrical metal block 2 is arranged on the upper end face of the ball valve shell 3, a rotating wheel 1 is arranged above the cylindrical metal block 2, a valve block rotating shaft 7 is arranged in the ball valve shell 3, and semicircular valve blocks 6 are fixedly arranged on two sides of the valve block rotating shaft 7;
the inside of cylinder metal block 2 is provided with gear drive storehouse 11, the both sides of gear drive storehouse 11 below all are provided with the sealed transmission storehouse of Y type 8, master gear 14 is installed to the intermediate position of gear drive storehouse 11, main pivot 13 is installed to the inboard of master gear 14, drive gear 12 is run through on the top of main pivot 13, drive gear 12 is all installed to the both sides of master gear 14, the internally mounted of the sealed transmission storehouse of Y type 8 has short lead screw 9, stud cover 15 is installed in the outside of short lead screw 9, the equal fixed mounting in both sides of stud cover 15 surface has right angle gag lever post 10.
Further, the both sides of ball valve casing 3 all are provided with connecting tube 5, and the fixed surface on connecting tube 5 top installs rubber circle 4.
Furthermore, two ends of the valve block rotating shaft 7 are connected with the ball valve shell 3 through a torsion spring 16, the top end of the short screw rod 9 penetrates through the Y-shaped sealed transmission bin 8 and extends to the inner side of the transmission gear 12, and the top end of the short screw rod 9 is connected with the transmission gear 12 through a flat key.
Furthermore, the top end of the main rotating shaft 13 is connected with the rotating wheel 1 through a positioning pin, so that the fixing effect is good, and the replacement is convenient.
Further, the stud sleeve 15 and the right-angle limiting rod 10 are of an integral casting structure.
Further, the thread directions of the two short lead screws 9 are opposite, so that the linear motion directions of the two groups of the screw sleeves 15 and the right-angle limiting rods 10 are opposite.
Further, the outer surface on connecting tube 5 top is provided with the draw-in groove, and connecting tube 5 passes through the draw-in groove with rubber circle 4 and is connected.
The working principle is as follows: when the device is used, the device is communicated with two pipelines, the connection tightness of the device is improved through the rubber ring 4, the torsion springs 16 are arranged at the two ends of the valve block rotating shaft 7 to conveniently keep the two semicircular valve blocks 6 in an original position state under the condition that no flowing medium exists, the rotating wheel 1 is rotated, the main rotating shaft 13 and the main gear 14 are driven to rotate through the rotating wheel 1, so that the two transmission gears 12 and the short screw rods 9 are driven to rotate, the stud sleeve 15 and the right-angle limiting rod 10 rotate due to the rotation of the short screw rods 9, the stud sleeve 15 and the right-angle limiting rod 10 are matched with the short screw rods 9, so that the stud sleeve 15 and the right-angle limiting rod 10 do linear motion along the short screw rods 9, the linear motion directions of the two sets of stud sleeves 15 and the right-angle limiting rods 10 are opposite due to the opposite thread directions of the two short screw rods 9, when the stud sleeve 15 and the pair of right-angle limiting rods 10 move to the bottom ends of the short screw rods, the direction in which the right-angle limiting rod 10 extends can only enter but not return, the non-return change in two directions is realized through the conditions of the two groups of stud sleeves 15 and the right-angle limiting rod 10, the rotating wheel 1 is rotated according to requirements to adjust the direction needing non-return, and the integral adjustment operation is convenient and fast.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. A check valve convenient to adjust direction, includes ball valve casing (3), its characterized in that: a cylindrical metal block (2) is arranged on the upper end face of the ball valve shell (3), a rotating wheel (1) is arranged above the cylindrical metal block (2), a valve block rotating shaft (7) is arranged inside the ball valve shell (3), and semicircular valve blocks (6) are fixedly arranged on two sides of the valve block rotating shaft (7);
the inside of cylinder metal block (2) is provided with gear drive storehouse (11), gear drive storehouse (11) below both sides all are provided with Y type sealed transmission storehouse (8), master gear (14) are installed to the intermediate position of gear drive storehouse (11), main pivot (13) are installed to the inboard of master gear (14), drive gear (12) are run through on the top of main pivot (13), drive gear (12) are all installed to the both sides of master gear (14), the internally mounted of Y type sealed transmission storehouse (8) has short lead screw (9), stud cover (15) are installed in the outside of short lead screw (9), the equal fixed mounting in both sides of stud cover (15) surface has right angle gag lever post (10).
2. A check valve for facilitating adjustment of direction as claimed in claim 1, wherein: the ball valve is characterized in that connecting pipelines (5) are arranged on two sides of the ball valve shell (3), and rubber rings (4) are fixedly mounted on the surfaces of the tops of the connecting pipelines (5).
3. A check valve for facilitating adjustment of direction as claimed in claim 1, wherein: the two ends of the valve block rotating shaft (7) are connected with the ball valve shell (3) through a torsion spring (16), the top end of the short lead screw (9) penetrates through the Y-shaped sealing transmission bin (8) and extends to the inner side of the transmission gear (12), and the top end of the short lead screw (9) is connected with the transmission gear (12) through a flat key.
4. A check valve for facilitating adjustment of direction as claimed in claim 1, wherein: the top end of the main rotating shaft (13) is connected with the rotating wheel (1) through a positioning pin.
5. A check valve for facilitating adjustment of direction as claimed in claim 1, wherein: the stud sleeve (15) and the right-angle limiting rod (10) are of an integral casting structure.
6. A check valve for facilitating adjustment of direction as claimed in claim 2, wherein: the thread directions of the two short lead screws (9) are opposite.
7. A check valve for facilitating adjustment of direction as claimed in claim 2, wherein: the outer surface on the top end of the connecting pipeline (5) is provided with a clamping groove, and the connecting pipeline (5) is connected with the rubber ring (4) through the clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921215126.5U CN211203079U (en) | 2019-07-30 | 2019-07-30 | Check valve convenient to adjust direction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921215126.5U CN211203079U (en) | 2019-07-30 | 2019-07-30 | Check valve convenient to adjust direction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211203079U true CN211203079U (en) | 2020-08-07 |
Family
ID=71854583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921215126.5U Expired - Fee Related CN211203079U (en) | 2019-07-30 | 2019-07-30 | Check valve convenient to adjust direction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211203079U (en) |
-
2019
- 2019-07-30 CN CN201921215126.5U patent/CN211203079U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200907 Address after: 201202 Shanghai city Pudong New Area Sichuan Road No. 508 Building 1 room 237 Patentee after: Shanghai Shengtang Valve Technology Co.,Ltd. Address before: 430000 No. 1040 Heping Avenue, Wuchang District, Hubei, Wuhan Patentee before: WUHAN XINLIRUI ELECTROMECHANICAL EQUIPMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200807 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |